Plugin\OverseasAddress\Entity\OverseasAddressCustomerAddress:
    type: entity
    table: plg_overseas_address_customer_address
    repositoryClass: Plugin\OverseasAddress\Repository\CustomerAddressRepository
    id:
        id:
            type: integer
            nullable: false
            unsigned: false
            id: true
            column: id
            generator:
                strategy: AUTO
    fields:
        zipcode_overseas:
            type: text
            nullable: true
        tel_overseas:
            type: text
            nullable: true
        fax_overseas:
            type: text
            nullable: true
    manyToOne:
        CustomerAddress:
            targetEntity: Eccube\Entity\CustomerAddress
            inversedBy: OverseasAddressCustomerAddress
            joinColumn:
                name: customer_address_id
                referencedColumnName: customer_address_id
                nullable: false
                onDelete: CASCADE    # ★追加
    lifecycleCallbacks: {  }